Perrineau has been cast as series regular Manny. The network describes the character as an authoritative figure assigned to watch over Constantine (series star Matt Ryan). Griffiths will play the role of Liv, Constantine’s partner with supernatural abilities. True Detective’s” Charles Halford has been cast as Chas, Constantine’s oldest friend and staunch companion with possible supernatural survival skills.

“Constantine” is based on the DC Comics graphic novel “Hellblazer” and the character created by “Watchmen” writer Alan Moore, as well as Steve Bissette and John Totleben.

Daniel Cerone (“The Mentalist”) wrote the pilot, based on a story by Cerone and David S. Goyer.